The inflatable Jon Buoy Danbuoy is stylish, compact and weighs only 3.9kg. It can be mounted on the pushpit and is easily deployed in an emergency. In the event of a man overboard, simply unclip the unit from its mounting bracket and throw; the Danbuoy then automatically inflates. It replaces the traditional Danbuoy and is also fitted with a light and whistle.Features:- Meets requirements of ISAF Offshore Regulations- Compact- Quick and easy to use- Highly visible- Easily repacked- Light weight- Semi-Automatic inflation- 33g cylinder• Automatic light